/*
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 * To change this template file, choose Tools | Templates
 * and open the template in the editor.
 */
package LDAPManager;

import LDAPAPI.AnvilLDAP;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.LinkedList;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
import org.forgerock.opendj.ldap.responses.SearchResultEntry;

/**
 *
 * @author anvil
 */
@WebServlet(name = "RequestList", urlPatterns = {"/RequestList"})
public class RequestList extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        PrintWriter out = response.getWriter();
        HttpSession session = request.getSession();

        AnvilLDAP ldap = (AnvilLDAP) session.getAttribute("ldap");

        if (ldap != null) {
            try {
                LinkedList l1 = ldap.getEntryTree("");

                JSONArray jsonArray = new JSONArray();

                for (int x = 0; x < l1.size(); x++) {
                    SearchResultEntry entry = (SearchResultEntry) l1.get(x);
                    JSONObject jsonObject = new JSONObject();

                    String name = entry.getName().toString();
                    System.out.println(name);
                    String[] k = name.split(",");

                    String id = name;
                    String pid = "";

                    String namelol = "";

                    if (k.length == 2) {
                        pid = "0";
                        namelol = name;
                    } else {
                        for (int y = 1; y < k.length; y++) {
                            if (y == k.length - 1) {
                                pid += k[y];
                            } else {
                                pid += k[y] + ",";
                            }
                        }
                        namelol = k[0];
                    }

                    jsonObject.element("id", id);
                    jsonObject.element("pId", pid);
                    jsonObject.element("name", namelol);

                    jsonArray.add(jsonObject);
                }

                out.write(jsonArray.toString());
            } catch (Exception e) {
                JSONObject jsonObject = new JSONObject();
                jsonObject.element("error", "Parse Error. Please Refresh your page and login again.");
                out.write(jsonObject.toString());
            }
        } else {
            JSONObject jsonObject = new JSONObject();
            jsonObject.element("error", "Invalid Session. Please log in again.");
            out.write(jsonObject.toString());
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
